Example photo of thermostat
Example photo of thermostat
BRAND: Cummins | SKU: Cummins 3064454

Cummins 3064454 173 Degree Replacement Thermostat for the Big Bear 88NT engine

$104.00 $158.00 $158.00 /
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Experience advanced temperature control and dependable cooling for your Cummins Big Bear 88NT engine with this premium thermostat. The Cummins 3064454 thermostat is designed to provide leak-proof performance while maintaining optimal operating temperatures for peak engine efficiency.

Big Bear 88NT Cummins 3064454 173 Degree Replacement Thermostat

Key Benefits:

  • Authentic OEM Cummins quality
  • Expert design maintains ideal operating temperatures
  • Durable, leak-resistant construction for reliable performance
  • Full factory warranty for added peace of mind

Technical Specifications

  • By KLM Performance
  • Engine Model: Cummins Big Bear 88NT
    Specifically designed for enhanced performance.
  • Thermostat Opening Temperature: 78.3°C - 173°F
    Ensures controlled coolant flow at precise temperature thresholds.
  • Part Number: 3064454
    Please verify this number and your engine serial number (ESN/EIN) before purchasing.
  • Note: Correct ESN/EIN entry is required to ensure proper fitment.
    For additional genuine parts, explore our Cummins OEM Replacement Parts collection.

Important: Please verify and enter your engine serial number (ESN/EIN) at checkout to ensure the thermostat matches your specific engine requirements.

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Customer Reviews

Based on 1 review
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E
Elmer C
Easy Installation, Great Results

The Cummins 3064454 thermostat was a breeze to install, and it delivers great results. My engine's temperature is stable, and I couldn't be happier.

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